openEuler 20.03 LTS SP1 update for kernel



Risk Low
Patch available YES
Number of vulnerabilities 7
CVE-ID CVE-2023-20938
CVE-2023-0461
CVE-2023-1074
CVE-2023-1078
CVE-2023-1076
CVE-2023-1118
CVE-2023-26545
CWE-ID CWE-119
CWE-416
CWE-401
CWE-787
CWE-843
CWE-415
Exploitation vector Local
Public exploit N/A
Vulnerable software
 openEuler
Operating systems & Components / Operating system

python2-perf-debuginfo
Operating systems & Components / Operating system package or component

bpftool
Operating systems & Components / Operating system package or component

python2-perf
Operating systems & Components / Operating system package or component

python3-perf-debuginfo
Operating systems & Components / Operating system package or component

perf-debuginfo
Operating systems & Components / Operating system package or component

bpftool-debuginfo
Operating systems & Components / Operating system package or component

kernel-tools
Operating systems & Components / Operating system package or component

kernel-devel
Operating systems & Components / Operating system package or component

kernel-tools-devel
Operating systems & Components / Operating system package or component

kernel-source
Operating systems & Components / Operating system package or component

kernel-tools-debuginfo
Operating systems & Components / Operating system package or component

kernel-debuginfo
Operating systems & Components / Operating system package or component

kernel-debugsource
Operating systems & Components / Operating system package or component

perf
Operating systems & Components / Operating system package or component

python3-perf
Operating systems & Components / Operating system package or component

kernel
Operating systems & Components / Operating system package or component

Vendor openEuler

Security Bulletin

This security bulletin contains information about 7 vulnerabilities.

1) Buffer overflow

EUVDB-ID: #VU72032

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-20938

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a local application to escalate privileges on the system.

The vulnerability exists due to a boundary error within the Binder component in kernel. A local application can trigger memory corruption and execute arbitrary code with elevated privileges.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP1

python2-perf-debuginfo: before 4.19.90-2303.3.0.0192

bpftool: before 4.19.90-2303.3.0.0192

python2-perf: before 4.19.90-2303.3.0.0192

python3-perf-debuginfo: before 4.19.90-2303.3.0.0192

perf-debuginfo: before 4.19.90-2303.3.0.0192

bpftool-debuginfo: before 4.19.90-2303.3.0.0192

kernel-tools: before 4.19.90-2303.3.0.0192

kernel-devel: before 4.19.90-2303.3.0.0192

kernel-tools-devel: before 4.19.90-2303.3.0.0192

kernel-source: before 4.19.90-2303.3.0.0192

kernel-tools-debuginfo: before 4.19.90-2303.3.0.0192

kernel-debuginfo: before 4.19.90-2303.3.0.0192

kernel-debugsource: before 4.19.90-2303.3.0.0192

perf: before 4.19.90-2303.3.0.0192

python3-perf: before 4.19.90-2303.3.0.0192

kernel: before 4.19.90-2303.3.0.0192

CPE2.3 External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2023-1173


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Use-after-free

EUVDB-ID: #VU72506

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-0461

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the Upper Level Protocol (ULP) subsystem in Linux kernel caused by improper handling of sockets entering the LISTEN state in certain protocols. A local user can trigger a use-after-free error and execute arbitrary code with elevated privileges.


Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP1

python2-perf-debuginfo: before 4.19.90-2303.3.0.0192

bpftool: before 4.19.90-2303.3.0.0192

python2-perf: before 4.19.90-2303.3.0.0192

python3-perf-debuginfo: before 4.19.90-2303.3.0.0192

perf-debuginfo: before 4.19.90-2303.3.0.0192

bpftool-debuginfo: before 4.19.90-2303.3.0.0192

kernel-tools: before 4.19.90-2303.3.0.0192

kernel-devel: before 4.19.90-2303.3.0.0192

kernel-tools-devel: before 4.19.90-2303.3.0.0192

kernel-source: before 4.19.90-2303.3.0.0192

kernel-tools-debuginfo: before 4.19.90-2303.3.0.0192

kernel-debuginfo: before 4.19.90-2303.3.0.0192

kernel-debugsource: before 4.19.90-2303.3.0.0192

perf: before 4.19.90-2303.3.0.0192

python3-perf: before 4.19.90-2303.3.0.0192

kernel: before 4.19.90-2303.3.0.0192

CPE2.3 External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2023-1173


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Memory leak

EUVDB-ID: #VU74124

Risk: Low

CVSSv4.0: 4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-1074

CWE-ID: CWE-401 - Missing release of memory after effective lifetime

Exploit availability: No

Description

The vulnerability allows a local user to perform DoS attack on the target system.

The vulnerability exists due memory leak in Linux kernel Stream Control Transmission Protocol. A local user can start a malicious network service and then connect to remotely, forcing the kernel to leak memory.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP1

python2-perf-debuginfo: before 4.19.90-2303.3.0.0192

bpftool: before 4.19.90-2303.3.0.0192

python2-perf: before 4.19.90-2303.3.0.0192

python3-perf-debuginfo: before 4.19.90-2303.3.0.0192

perf-debuginfo: before 4.19.90-2303.3.0.0192

bpftool-debuginfo: before 4.19.90-2303.3.0.0192

kernel-tools: before 4.19.90-2303.3.0.0192

kernel-devel: before 4.19.90-2303.3.0.0192

kernel-tools-devel: before 4.19.90-2303.3.0.0192

kernel-source: before 4.19.90-2303.3.0.0192

kernel-tools-debuginfo: before 4.19.90-2303.3.0.0192

kernel-debuginfo: before 4.19.90-2303.3.0.0192

kernel-debugsource: before 4.19.90-2303.3.0.0192

perf: before 4.19.90-2303.3.0.0192

python3-perf: before 4.19.90-2303.3.0.0192

kernel: before 4.19.90-2303.3.0.0192

CPE2.3 External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2023-1173


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

4) Out-of-bounds write

EUVDB-ID: #VU74054

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-1078

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error within the rds_rm_zerocopy_callback() function in Linux kernel RDS (Reliable Datagram Sockets) protocol. A local user can trigger an out-of-bounds write and execute arbitrary code with elevated privileges.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP1

python2-perf-debuginfo: before 4.19.90-2303.3.0.0192

bpftool: before 4.19.90-2303.3.0.0192

python2-perf: before 4.19.90-2303.3.0.0192

python3-perf-debuginfo: before 4.19.90-2303.3.0.0192

perf-debuginfo: before 4.19.90-2303.3.0.0192

bpftool-debuginfo: before 4.19.90-2303.3.0.0192

kernel-tools: before 4.19.90-2303.3.0.0192

kernel-devel: before 4.19.90-2303.3.0.0192

kernel-tools-devel: before 4.19.90-2303.3.0.0192

kernel-source: before 4.19.90-2303.3.0.0192

kernel-tools-debuginfo: before 4.19.90-2303.3.0.0192

kernel-debuginfo: before 4.19.90-2303.3.0.0192

kernel-debugsource: before 4.19.90-2303.3.0.0192

perf: before 4.19.90-2303.3.0.0192

python3-perf: before 4.19.90-2303.3.0.0192

kernel: before 4.19.90-2303.3.0.0192

CPE2.3 External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2023-1173


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

5) Type Confusion

EUVDB-ID: #VU72742

Risk: Low

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-1076

CWE-ID: CWE-843 - Type confusion

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a type confusion error during initialization of TUN/TAP sockets. A local user can trigger a type confusion error and execute arbitrary code with elevated privileges.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP1

python2-perf-debuginfo: before 4.19.90-2303.3.0.0192

bpftool: before 4.19.90-2303.3.0.0192

python2-perf: before 4.19.90-2303.3.0.0192

python3-perf-debuginfo: before 4.19.90-2303.3.0.0192

perf-debuginfo: before 4.19.90-2303.3.0.0192

bpftool-debuginfo: before 4.19.90-2303.3.0.0192

kernel-tools: before 4.19.90-2303.3.0.0192

kernel-devel: before 4.19.90-2303.3.0.0192

kernel-tools-devel: before 4.19.90-2303.3.0.0192

kernel-source: before 4.19.90-2303.3.0.0192

kernel-tools-debuginfo: before 4.19.90-2303.3.0.0192

kernel-debuginfo: before 4.19.90-2303.3.0.0192

kernel-debugsource: before 4.19.90-2303.3.0.0192

perf: before 4.19.90-2303.3.0.0192

python3-perf: before 4.19.90-2303.3.0.0192

kernel: before 4.19.90-2303.3.0.0192

CPE2.3 External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2023-1173


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

6) Use-after-free

EUVDB-ID: #VU72734

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-1118

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error in the Linux kernel integrated infrared receiver/transceiver driver "drivers/media/rc/ene_ir.c" when detaching rc device. A local user can trigger a use-after-free error and execute arbitrary code with elevated privileges.


Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP1

python2-perf-debuginfo: before 4.19.90-2303.3.0.0192

bpftool: before 4.19.90-2303.3.0.0192

python2-perf: before 4.19.90-2303.3.0.0192

python3-perf-debuginfo: before 4.19.90-2303.3.0.0192

perf-debuginfo: before 4.19.90-2303.3.0.0192

bpftool-debuginfo: before 4.19.90-2303.3.0.0192

kernel-tools: before 4.19.90-2303.3.0.0192

kernel-devel: before 4.19.90-2303.3.0.0192

kernel-tools-devel: before 4.19.90-2303.3.0.0192

kernel-source: before 4.19.90-2303.3.0.0192

kernel-tools-debuginfo: before 4.19.90-2303.3.0.0192

kernel-debuginfo: before 4.19.90-2303.3.0.0192

kernel-debugsource: before 4.19.90-2303.3.0.0192

perf: before 4.19.90-2303.3.0.0192

python3-perf: before 4.19.90-2303.3.0.0192

kernel: before 4.19.90-2303.3.0.0192

CPE2.3 External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2023-1173


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

7) Double Free

EUVDB-ID: #VU73766

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-26545

CWE-ID: CWE-415 - Double Free

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a double free in net/mpls/af_mpls.c during the renaming of a device. A local user can trigger a double free error and execute arbitrary code with elevated privileges.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP1

python2-perf-debuginfo: before 4.19.90-2303.3.0.0192

bpftool: before 4.19.90-2303.3.0.0192

python2-perf: before 4.19.90-2303.3.0.0192

python3-perf-debuginfo: before 4.19.90-2303.3.0.0192

perf-debuginfo: before 4.19.90-2303.3.0.0192

bpftool-debuginfo: before 4.19.90-2303.3.0.0192

kernel-tools: before 4.19.90-2303.3.0.0192

kernel-devel: before 4.19.90-2303.3.0.0192

kernel-tools-devel: before 4.19.90-2303.3.0.0192

kernel-source: before 4.19.90-2303.3.0.0192

kernel-tools-debuginfo: before 4.19.90-2303.3.0.0192

kernel-debuginfo: before 4.19.90-2303.3.0.0192

kernel-debugsource: before 4.19.90-2303.3.0.0192

perf: before 4.19.90-2303.3.0.0192

python3-perf: before 4.19.90-2303.3.0.0192

kernel: before 4.19.90-2303.3.0.0192

CPE2.3 External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2023-1173


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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